16508485 has 8 divisors (see below), whose sum is σ = 22640256. Its totient is φ = 11320080.

The previous prime is 16508441. The next prime is 16508497. The reversal of 16508485 is 58480561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16508485 - 2⁷ = 16508357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235801 + ... + 235870.

It is an arithmetic number, because the mean of its divisors is an integer number (2830032).

Almost surely, 2^16508485 is an apocalyptic number.

It is an amenable number.

16508485 is a deficient number, since it is larger than the sum of its proper divisors (6131771).

16508485 is an equidigital number, since it uses as much as digits as its factorization.

16508485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471683.

The product of its (nonzero) digits is 38400, while the sum is 37.

The square root of 16508485 is about 4063.0634993807. The cubic root of 16508485 is about 254.6257999886.

The spelling of 16508485 in words is "sixteen million, five hundred eight thousand, four hundred eighty-five".